Market Notices

111977RECLASSIFY CONTINGENCY03/12/2023 06:48:55 PM

Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 03/12/2023 18:48

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 111975

Auto-generated on behalf of Manager NEM Real Time Operations
111976RESERVE NOTICE03/12/2023 06:25:15 PM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 03/12/2023

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 111973 is cancelled at 1820 hrs 03/12/2023.

Manager NEM Real Time Operations
111975RECLASSIFY CONTINGENCY03/12/2023 05:47:10 PM

Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 03/12/2023 17:47 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
111974RECLASSIFY CONTINGENCY03/12/2023 05:30:10 PM

Reclassification of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Duration: 03/12/2023 17:30 until further notice

Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Auto-generated on behalf of Manager NEM Real Time Operations
111973RESERVE NOTICE03/12/2023 05:17:45 PM

PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 03/12/2023

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following Periods:

[1.] From 1800 hrs 03/12/2023 to 1930 hrs 03/12/2023.
The forecast capacity reserve requirement is 1293 MW.
The minimum capacity reserve available is 1168 MW.

[2.] From 2130 hrs 03/12/2023 to 2200 hrs 03/12/2023.
The forecast capacity reserve requirement is 1308 MW.
The minimum capacity reserve available is 1298 MW.


Manager NEM Real Time Operations
111972RECLASSIFY CONTINGENCY03/12/2023 05:08:55 PM

Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 03/12/2023 17:08

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 111958

Auto-generated on behalf of Manager NEM Real Time Operations
111970RESERVE NOTICE03/12/2023 03:50:47 PM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region [beginning] on 03/12/2023

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 111962 is cancelled at 1530 hrs 03/12/2023.

Manager NEM Real Time Operations
111968MARKET INTERVENTION03/12/2023 04:26:54 PM

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 02/12/2023

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 02/12/2023

Refer Market Notice 111935

The AEMO Intervention Event and all associated directions are cancelled from 1630 hrs 03/12/2023

Manager NEM Real Time Operations
111965RECLASSIFY CONTINGENCY03/12/2023 03:28:22 PM

Reclassification of a Non-Credible Contingency Event to a Credible Contingency Event: Kareeya Power Station in Queensland Region 03/12/2023

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event to a Credible Contingency Event: Kareeya Power Station in Queensland Region 03/12/2023

Based on advice from the asset owner, AEMO has declared the simultaneous trip of Units 1,2,3 and 4 at Kareeya Power Station as a credible contingency event.

AEMO considers the simultaneous trip of Units 1,2,3 and 4 to now be more likely.

AEMO has reclassified this as a credible contingency event from 1500 hrs 03/12/2023 until further notice.

Constraint set(s) invoked: None


Manager NEM Real Time Operations
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